CN102530599A - Imaging apparatus with moveable media guide - Google Patents
Imaging apparatus with moveable media guide Download PDFInfo
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- CN102530599A CN102530599A CN2011104092884A CN201110409288A CN102530599A CN 102530599 A CN102530599 A CN 102530599A CN 2011104092884 A CN2011104092884 A CN 2011104092884A CN 201110409288 A CN201110409288 A CN 201110409288A CN 102530599 A CN102530599 A CN 102530599A
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- sheet material
- transfer path
- guiding piece
- feed lines
- medium
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- 238000003384 imaging method Methods 0.000 title claims abstract description 42
- 239000000463 material Substances 0.000 claims description 158
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- 238000000034 method Methods 0.000 claims description 12
- 230000007246 mechanism Effects 0.000 claims description 8
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- 230000005055 memory storage Effects 0.000 description 7
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- 125000002777 acetyl group Chemical class [H]C([H])([H])C(*)=O 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000002591 computed tomography Methods 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 230000000007 visual effect Effects 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
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Classifications
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
- G03G15/00—Apparatus for electrographic processes using a charge pattern
- G03G15/65—Apparatus which relate to the handling of copy material
- G03G15/6555—Handling of sheet copy material taking place in a specific part of the copy material feeding path
- G03G15/6558—Feeding path after the copy sheet preparation and up to the transfer point, e.g. registering; Deskewing; Correct timing of sheet feeding to the transfer point
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
- G03G15/00—Apparatus for electrographic processes using a charge pattern
- G03G15/14—Apparatus for electrographic processes using a charge pattern for transferring a pattern to a second base
- G03G15/16—Apparatus for electrographic processes using a charge pattern for transferring a pattern to a second base of a toner pattern, e.g. a powder pattern, e.g. magnetic transfer
- G03G15/1665—Apparatus for electrographic processes using a charge pattern for transferring a pattern to a second base of a toner pattern, e.g. a powder pattern, e.g. magnetic transfer by introducing the second base in the nip formed by the recording member and at least one transfer member, e.g. in combination with bias or heat
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
- G03G2215/00—Apparatus for electrophotographic processes
- G03G2215/00362—Apparatus for electrophotographic processes relating to the copy medium handling
- G03G2215/00535—Stable handling of copy medium
- G03G2215/00675—Mechanical copy medium guiding means, e.g. mechanical switch
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Feeding Of Articles By Means Other Than Belts Or Rollers (AREA)
- Delivering By Means Of Belts And Rollers (AREA)
- Facsimiles In General (AREA)
Abstract
An imaging apparatus including a media supply, a transport path, a supply path for transporting sheets of photothermographic imaging media from the media supply to the transport path, a drive roller driving sheets of imaging media along the supply path, and a media guide moveable from a normally closed position to an open position to provide a continuous surface for moving a sheet of imaging media from the supply path onto the transport path in a first direction along the transport path, and wherein the media guide is moveable from the open position to the normally closed position upon the entire sheet of imaging media being moved onto the transport path to block the sheet of imaging media from entering the supply path when moving along the transport path in a direction opposite the first direction.
Description
Technical field
The present invention relates generally to imaging field, be specifically related to laser image forming apparatus.More particularly, the present invention relates to have the laser image forming apparatus of feeder assembly, when exposure system provided sheet material, this laser image forming apparatus made the exposure of thermal photographic image forming medium sheet material at the feeder assembly.
Background technology
For example, laser imager is widely used in film (for example, photo-sensitive light thermal photograph film) and goes up the visual presentation that produces image.Laser imager is used for being applied to from standard photography and plane art designing the multiple application of medical applications scope, and these application are used for the visual presentation of generation on the DID film that is generated by magnetic resonance (MR), computer tomography (CT) and other types scanner.
Laser imager generally includes: medium supply system, feeder system, exposure system, disposal system, output system are (for example; Output pallet, sorter) and transfer system, this transfer system makes film move through laser imager along the transfer path from exposure system and disposal system to output system.The medium supply system generally comprises: sheet feeding device, its supply are stacked on the thermal photographic media sheet in one or more boxes or the pallet; And picking up assembly, it is used for taking out single sheet of material to be sent to the feeder assembly from box.
Laser imager is usually with following functional separation: from the medium supply system, extract film shape sheet material, make sheet material exposure or the imaging of extraction and its development is handled or made to the sheet material of exposure.Yet in order to provide fast speed to form images first and therefore to provide the film of increase to pass through amount, some laser imaging systems carry out some these generic operations simultaneously with the mode of stack.For example, some laser imagers begin it is handled or make its development when film shape sheet material is still made public, imaging system during promptly so-called processing.Other imaging devices begin to make the sheet material exposure when film shape sheet material still is supplied to exposure system through medium supply and feeder system.In these cases; Importantly avoid with film shape sheet material from feeding means and medium supply system to the relevant sheet material disturbance of the transmission of exposure system, make disturbance can on whole film shape sheet material, propagate and the exposure image on film shape sheet material in produce defective.
Though these systems possibly obtain success to a certain degree in its concrete application; But still improved system and method need be provided; This system and method is used for film shape sheet material is passed to exposure system from feeding means and medium supply system, in the laser imaging system that adopts the thermal photographic image forming medium, makes the exposure of film shape sheet material simultaneously.
Summary of the invention
The purpose of this invention is to provide a kind of mechanism that is used for the image forming medium sheet material is moved to from feed lines transfer path; Sheet material has been eliminated in the disturbance when said feed lines carries out the transition to said transfer path by this mechanism, produces mistake in the image that this disturbance possibly make public on sheet material.
Another object of the present invention is to eliminate the possibility of image forming medium sheet material from said transfer path misfeed to said feed lines.
Only provide these purposes through example illustrated, and the example that these purposes can one or more embodiment of the present invention.Those skilled in the art will realize or clear other required purpose and advantages that obtain naturally through the present invention.The present invention is limited appended claims.
According to an aspect of the present invention, a kind of imaging device is provided, has comprised: the medium feeding mechanism; Transfer path; Feed lines, it is used for thermal photographic image forming medium sheet material is sent to said transfer path from said medium feeding mechanism; Driven roller, it drives said thermal photographic image forming medium sheet material along said feed lines; And movable medium guiding piece, it is positioned at the point of crossing of said feed lines and said transfer path.Said movable medium guiding piece moves to open position from normal closed position; So that continuous surface is provided for thermal photographic image forming medium sheet material moves to said transfer path from said feed lines along said transfer path on first direction; And wherein after overall optical thermal photograph image forming medium sheet material moves to said transfer path; Said movable medium guiding piece moves to normal closed position from open position, so that block light thermal photograph image forming medium sheet material is getting into said feed lines along said transfer path when moving in the opposite direction with first party.
According to an aspect of the present invention, said movable medium guiding piece is through moving and remain on open position to exert oneself: drive thermal photographic image forming medium sheet material and make it arrive the power of said transfer path from said feed lines along said feed lines; And wherein at the trailing edge of thermal photographic image forming medium sheet material after said movable medium guiding piece arrives said transfer path, said movable medium guiding piece turns back to normal closed position through gravity.
According to an aspect of the present invention, said movable medium guiding piece comprises a plurality of elongated flashboards, and each flashboard is installed on the anchor shaft dividually and can independently rotates around said anchor shaft; Said elongated flashboard hangs over said axle and upward and through gravity is in normal closed position; And wherein said elongated flashboard rotates to open position around said axle.
According to an aspect of the present invention, said elongated flashboard is separated from each other at interval along said axle, makes to provide support for the thermal photographic image forming medium sheet material of a plurality of different in width.
According to an aspect of the present invention, said transfer path is that vertical and said feed lines right and wrong are vertical basically.
According to an aspect of the present invention, wherein said movable medium guiding piece comprises plastics.
According to an aspect of the present invention, said movable medium guiding piece comprises anlistatig acetal material.
According to an aspect of the present invention, said movable medium guiding piece moves between normal closed position and open position through motor.
According to an aspect of the present invention, a kind of method that in imaging device, transmits film is provided, said method comprises: the point of crossing that movable medium guiding piece is arranged on feed lines and transfer path; Along said feed lines film shape sheet material is driven into said transfer path from medium source; Said medium guiding piece is moved to open position from normal closed position, so that continuous surface is provided for film shape sheet material moves to said transfer path from said feed lines along said transfer path on first direction; And after overall optical thermal photograph image forming medium sheet material moves to said transfer path; Said medium guiding piece is moved to normal closed position from open position, so that block light thermal photograph image forming medium sheet material is getting into said feed lines along said transfer path when moving in the opposite direction with first party.
According to an aspect of the present invention, said method comprises through the power that sheet material is driven into said transfer path along said feed lines and shifts said medium guiding piece onto open position; Said medium guiding piece is moved to trailing edge that off position is included in sheet material after said medium guiding piece arrives said transfer path, said medium guiding piece is turned back to off position through gravity.
According to an aspect of the present invention, between normal closed position and open position, moving said medium guiding piece comprises and utilizes motor that said medium guiding piece is moved.
According to an aspect of the present invention, a kind of imaging device is provided, comprises: transfer path; Feed lines, it is sent to said transfer path with media sheet from the medium feeding mechanism; And medium guiding piece; It is arranged in the point of crossing of said feed lines and medium path; And can between normal closed position and open position, move; When being shown in an open position; To be media sheet along said feed lines transmit and on first direction, move to said transfer path from said feed lines along said transfer path said medium guiding piece that continuous surface is provided, and when in the closed position, the block media sheet material is getting into said feed lines along said transfer path when transmitting in the opposite direction with first party.
According to an aspect of the present invention, said medium guiding piece remains on normal closed position through gravity.
According to an aspect of the present invention, when media sheet when said feed lines is driven to said transfer path, said medium guiding piece is pulled to open position through said media sheet from normal closed position; And wherein at the trailing edge of media sheet after said medium guiding piece moves to said transfer path, said medium guiding piece turns back to normal closed position through gravity.
According to an aspect of the present invention, said medium guiding piece comprises a plurality of elongated flashboards, and said a plurality of elongated flashboards are installed on the axle, and in the wherein said elongated flashboard each can both be selected around said axle is independent.
According to an aspect of the present invention, said medium guiding piece comprises anlistatig acetal material.
According to an aspect of the present invention, said media sheet comprises the thermal photographic image forming medium.
Through using movable medium guiding piece; The trailing edge that movable medium guiding piece provides continuous support to media sheet and stopped media sheet is in " shake etc. " influence when feed lines carries out the transition to transfer path; Thereby eliminated and possibly be applied to the power on the media sheet, this power may be uploaded at whole sheet material and broadcast and producing mistake through imaging device in by the sub-image of exposure on sheet material 48.In addition, after feed lines carries out the transition to transfer path, turned back to normal closed position in media sheet through movable medium guiding piece, movable medium guiding piece stopped media sheet from the transfer path misfeed to feed lines.In addition; Through the working medium sheet material movable medium guiding piece is shifted onto open position and used gravity that movable medium guiding piece is turned back to normal closed position from normal closed position, can not need between normal closed position and open position, drive the additional components of movable medium guiding piece.
Description of drawings
Shown in accompanying drawing,, the embodiment of the invention following will know aforementioned and other purposes, feature and advantage of the present invention from describing more specifically.Needn't be proportionally between the parts in the accompanying drawing.
Fig. 1 is the constructional drawing that illustrates prevailingly according to the instance of the imaging device of employing feeder assembly of the present invention.
Fig. 2 is the structural representation according to the imaging device of the employing feeder assembly of an embodiment.
Fig. 3 is the view that illustrates according to the various piece of the movable medium guiding piece of an embodiment.
Fig. 4 is the view that illustrates according to the movable medium guiding piece of an embodiment.
Fig. 5 A-5H is the structural representation of instance of operation that imaging device and the feeder assembly of Fig. 2 are shown.
Detailed Description Of The Invention
Describe the preferred embodiments of the present invention in detail below in conjunction with accompanying drawing, in each of these several accompanying drawings was opened, identical Reference numeral was represented identical structure member.
Fig. 1 is the constructional drawing that illustrates prevailingly according to the instance of the imaging device 30 of the embodiment of the invention; This imaging device comprises the feeder assembly 32 that adopts movable medium guiding piece 34; As be described in more detail below; Be transferred into exposure system and during simultaneously through the exposure system imaging, this imaging device reduces and/or eliminated the potential disturbance of thermal photographic image forming medium sheet material at sheet material or film.Except feeder assembly 32, imaging device 30 comprises: medium supply system 36, exposure system 38, disposal system 40 and medium output system 42.According to an embodiment, medium supply system 36 also comprises medium source 44 and picking up assembly 46.In one embodiment, medium source 44 comprises cartridge 44, and this cartridge comprises piling up of unexposed thermal photographic image forming medium sheet material.
When operation, picking up assembly 46 is configured to from cartridge 44, take out the single sheet of material (for example, sheet material 48) of thermal photographic image forming medium.Feeder assembly 32 is configured to make the leading edge of sheet material 48 to engage with picking up assembly 46, and beginning drives or move to transfer path 52 along feed lines 50 with sheet material 48.Movable medium guiding piece 34 is positioned at the point of crossing of feed lines 50 and transfer path 52.Movable medium guiding piece 34 is in the normal closed position 54 (shown in the solid line among Fig. 1) that barrier film shape sheet material transmits between feed lines 50 and transfer path 52, and can move to the open position 56 (shown in the dotted line among Fig. 1) that allows film between feed lines 50 and transfer path 52, to pass through.According to an embodiment; Movable medium guiding piece 34 is unidirectional film guiding pieces; This movable medium guiding piece allows sheet material 48 to move to transfer path 52 along direction shown in the directional arrow 58 from feed lines 50 when open position 56, and stops that when off position 54 sheet material 48 moves to feed lines 50 and only allows sheet material 48 along the point of crossing (like directional arrow 60 indications) of transfer path 52 processes with feed lines 50 from transfer path 52.
According to an embodiment, movable medium guiding piece 34 remains on normal closed position 54 through gravity.According to an embodiment, medium guiding piece 34 is constructed with through gravity and makes medium guiding piece 34 hang over the center of gravity and the quality of normal closed position.When feeder assembly 32 when feed lines 50 drives sheet materials 48; The leading edge of sheet material 48 contacts movable medium guiding piece 34 and shifts it onto open position 56; And when feeder assembly 32 continued to drive sheet material 48, movable medium guiding piece 34 was directed to transfer path 52 along the direction of directional arrow 58 indications with sheet material 48.Feeder assembly 32 continues to drive sheet material 48 along transfer path 52, and this transfer path engages with exposure system 38 and begins and through exposure system 38 sub-image (for example, digital MR image) of required image made public in the above.According to an embodiment, exposure system 38 comprises laser explosure unit, and this laser explosure unit makes the sub-images exposure above the sheet material 48 based on view data and the modulation through laser scanning module.
In case exposure system 38 is accomplished the exposure of the sub-image above the sheet materials 48, exposure system 38 reverses direction and begin the sheet material that has just made public 48 is moved or drives to disposal system 40 along transfer path 52, the trailing edge 66 before making becomes present leading edge.When the present leading edge 66 of sheet material 48 during near the point of crossing of transfer path 52 and feed lines 50, now movable medium guiding piece 34 in the closed position stop that sheet material 48 arbitrarily gets into feed lines 50 and with sheet material 48 along transfer path 52 to disposal system 40 guiding (like directional arrow 60 indications).
According to an embodiment; Except gravity operated; Movable medium guiding piece 34 can be by motor driven; Come starter motor through being positioned at the leading edge 62 of detection sheet material 48 and the sensor that exists (for example, optical sensor, position switch) of trailing edge 66 along the appropriate location of feed lines 50 and transfer path 52.Except stopping that the sheet material 48 that has made public arbitrarily moves to the feed lines 50 from transfer path 52; Movable medium guiding piece 34 also provides uninterrupted surface; When sheet material 48 when feed lines 50 is sent to transfer path 52, this uninterrupted surface is trailing edge 66 of support sheet 48 continuously.The continuous support of the trailing edge 66 that is provided by movable medium guiding piece 34 has stopped that trailing edge 66 " upspringing " or " holding " from feed lines 50 what is called during to transfer path 52; This may take place when not having movable medium guiding piece 34 and possibly produce the sheet material disturbance, and sheet material detours and may on whole sheet material 48, propagate and in sub-image, produce unusual or twist in 48 last times of sheet material when exposure system 38 makes the sub-image exposure.Therefore; The movable medium guiding piece 34 of feeder assembly 32 is configured to the minimum mode of the disturbance of sheet material 48 sheet material 48 is sent to exposure system 38 basically; Make that in the part of sheet material 48 exposure system 38 can begin the exposure of the required images above the sheet material 48 still when feeder assembly 32 is sent to exposure system 38.
Fig. 2 is the structural representation that the various piece of imaging device 30 is shown; Comprise: feeder assembly 32 (comprising a embodiment), medium supply system 36, exposure system 38, disposal system 40, medium output system 42 and memory storage 64 according to movable medium guiding piece 34 of the present invention.Medium supply system 36 comprises: medium source 44 (for example, cartridge 44), and this medium source comprises piling up of thermal photographic image forming medium sheet material; Picking up assembly 46, according to an embodiment, this picking up assembly comprises movable suction cup assembly 47.
According to an embodiment, exposure system 38 is laser exposure systems 38, comprising: rotation exposure roller 70; First backer roll 72 and second backer roll 74, they all are biased on the exposure roller 70; And laser scanning module 76; This laser scanning module based on view data (for example provides; Numeral or simulation) light beam 78 modulated; Make when the sheet material (for example, sheet material 48) of thermal photographic image forming medium through between first backer roll 72 and second backer roll 74 and remain on exposure roller 70 last times (seeing Fig. 5 E), the sub-image of the required photographic image of formation on this sheet material.Exposure roller 70 can be driven along the first direction of directional arrow 79a indication; With the image forming medium sheet material that drives through laser scanning module 76 to memory storage 64; And can be driven along the second direction of directional arrow 79b indication, to be driven into the picture media sheet to disposal system 40.
Except movable medium guiding piece 34, feeder assembly 32 comprises driven roller 80 and idler roller 82, and idler roller 82 can be movable between " closing " position and " opening " position, and Fig. 2 shows movable idler roller 82 in the closed position.When the off position, movable idler roller 82 driven rollers 80 form occlusion portions, and driven roller 80 driven along directional arrow 84 directions, so that the image forming medium sheet material is driven into exposure system 38 (seeing Fig. 5 B) from medium supply system 36.
Fixed guide plate 90 has first end or front end 90a, and this first end or front end are positioned near roller 80 and 82 and are configured to and receive thermal photographic image forming medium sheet material from roller 80 and 82.Fixed guide plate 90 is crooked, thereby thermal photographic image forming medium sheet material is guided to movable medium guiding piece 34 and exposure system 38 from cartridge 44.
According to an embodiment, movable medium guiding piece 34 is positioned at second end or rear end 90b, and as mentioned below, is configured to the image forming medium sheet material is guided and is sent on fixed guide plate 94 and then the arrival exposure system 38 from fixed guide plate 90.According to an embodiment, movable medium guiding piece 34 comprises a plurality of elongated flashboards 112, and this elongated flashboard is according on axle 110 and can be independent movable around axle 110, and fixedly idler roller (see figure 4) is installed on axle.As indicated above, flashboard 112 can be movable between normal closed position and open position, and remain on normal closed position through gravity.Flashboard 112 shown in Figure 2 is in normal closed position.
According to an embodiment, should be noted that fixed guide plate 90, idle pulley 98 and the flashboard 112 common feed lines 50 that form of movable medium guiding piece 34; And the fixed guide plate 92 of movable medium guiding piece 34; 94,96, idle pulley 100,102; 104,106 with the common transfer paths 52 that form of flashboard 112.Shall also be noted that flashboard 112 (that is its opposition side) forms both parts of feed lines 50 and transfer path 52.According to an embodiment, as shown in the figure, transfer path 52 be vertical basically and feed lines 50 right and wrong vertical.
Fig. 3 is the block diagram of an embodiment that the flashboard 112 of movable medium guiding piece 34 is shown.According to an embodiment, flashboard 112 comprises pair of flanges 122, and pair of holes 124 extends through flange and between flange 122, forms groove 126.According to an embodiment, opening 128 extends through flashboard 112, thereby suitable wall thickness is provided for injection molding process.According to an embodiment, flashboard 112 comprises the material of abutment.According to an embodiment, flashboard 112 is formed by plastics.According to an embodiment, flashboard 112 forms by having low electrostatic material.According to an embodiment, flashboard 112 is formed by anlistatig acetal material.According to an embodiment, flashboard 112 is formed by
.
Fig. 4 illustrates the instance according to the movable medium guiding piece 34 of an embodiment.Axle 110 extends across the width of the trailing edge 90b of fixed guide plate 90.Idle pulley 98 along the trailing edge 90b of fixed guide plate 90 be set in place in otch 130 in axle 110 on.Flashboard 112 is set in place on the axle 110 in otch 130, and axle 110 extends through the both sides that hole 124 (see figure 3)s and flange 122 (see figure 3)s are positioned at idle pulley 98, makes idle pulley 98 be arranged in the groove 126 of flashboard 112.According to an embodiment, as shown in the figure, flashboard 112 is separated from each other at interval along axle 110, so that provide support for the thermal photographic image forming medium sheet material of a plurality of different in width.
According to an embodiment, each flashboard 112 all can be around axle 110 independent rotations.According to an embodiment (not shown), flashboard 112 is fixed on the axle 110, and idle pulley 98 can center on axle 110 independent rotations simultaneously, and motor drive shaft 110 is with rotation simultaneously between off position 54 and open position 56 (see figure 1)s.According to an embodiment (not shown), except independent flashboard 112, also adopt a monolithic flashboard of the width of the trailing edge 90b that extends across fixed guide plate 90.Should be noted that the center of gravity and the quality of flashboard 112 are configured to as being described in more detail below (seeing Fig. 5 D): before sheet material 48 was shifted flashboard 112 onto open position, flashboard was maintained in its closed position.
Fig. 5 A to Fig. 5 H illustrates imaging device 30 and feeder assembly 32 and is specially the instance according to the operation of the movable medium guiding piece 34 of an embodiment.
At first, shown in Fig. 5 A, the driven roller 80 of feeder assembly 32 is not driven, and movable idler roller 82 is shown in an open position, and makes that the occlusion portion between driven roller 80 and the movable idler roller 82 is opened.Picking up assembly 46 engages and takes out the top sheet material (for example, sheet material 48) of thermal photographic image forming medium through suction cup assembly 47 from cartridge 44, and makes the occlusion portion opened of leading edge 62 between driven roller 80 and idler roller 82 of sheet material 48.With reference to figure 5B, movable idler roller 82 moves to off position, thus close and driven roller 80 between occlusion portion with in this fixing leading edge 62 of sheet material 48.Then, through picking up assembly 46 sheet material 48 is broken away from.Should be noted that in Fig. 5 A and Fig. 5 B the flashboard of movable medium guiding piece 34 112 is in normal closed position through gravity.
With reference to figure 5C, after the leading edge of sheet material 48 62 driven rolls 80 and idler roller 82 were fixing, driven roller 80 is driven (like directional arrow 84 indications) and driven roller 80 and idler roller 82 to begin from cartridge 44 traction piece material 48 and presents leading edge 62 to fixed guide plate 90.When traction piece material 48 from cartridge 44, leading edge 62 contact also begins to follow fixed guide plate 90 and drives to exposure system 38.
With reference to figure 5D; When driven roller 80 and idler roller 82 continue from cartridge 44 traction piece material 48 and when the fixed guide plate 90 of bending drives sheet materials 48; Leading edge 62 is passed through idle pulleys 98 and is arrived the flashboard 112 of movable medium guiding piece 34, and the power of sheet material 48 is shifted medium guiding piece 34 onto open position.According to an embodiment, when being shown in an open position, the end of flashboard 112 (like Reference numeral 113 indications) extend through the respective openings in the fixed guide plate 94.
With reference to figure 5E, when driven roller 80 continued to drive sheet material 48 with idler roller 82, leading edge 62 was transferred to fixed guide plate 94 through flashboard 112, through idle pulley 102, and guides to exposure system 38.Then, it is moving to drive exposure roller 70 along directional arrow 79a direction, and the leading edge 62 of sheet material 48 engages and is drawn in the occlusion portion of exposure roller 70 and 72 formation of first backer roll.Then, sheet material 48 is driven between exposure roller 70 and first backer roll 72 and second backer roll 74, and laser scanning module 76 begins on sheet material 48, to form sub-image through the light beam 78 based on view data (for example, DID) modulation.Sheet material 48 continues the flashboard 112 of movable medium guiding piece 34 is remained on open position.In addition; When exposure roller 70 continues to drive sheet material 48 through laser exposure system 38; Sheet material 48 is advanced from the surface that carries out the transition in fixed idler 100 of advancing along fixed guide plate 94; This fixed idler through out-of-date rotation and reduce the possibility of sheet material 48 disturbances, if sheet material 48 slides then this disturbance may occur, has therefore reduced the mistake that exists in the sub-image that laser scanning module 76 forms at sheet material 48 on sheet material 48 on fixed guide plate 94.According to an embodiment, at sheet material 48 with after exposure roller 70 and first backer roll 72 engage, but before laser scanning module 76 makes sheet material 48 imagings, the driven roller 80 and idler roller 82 disengagings of sheet material 48 and feeder assembly 32.
With reference to figure 5F; When exposure roller 70 continues rotation and drive sheet material 48 through the modulated beam of light 78 that provided by laser scanning module 76; The exposed portion of sheet material 48 is advanced and is collected by memory storage 64 along the fixed guide plate 114 of memory storage 64, and the trailing edge 66 of sheet material 48 leaves cartridge 44 and begins and advances along fixed guide plate 90.At last, trailing edge 66 carries out the transition on the flashboard 112 via idle pulley 98 from fixed guide plate 90, and trailing edge 66 continues movable medium guiding piece 34 is remained on open position.
With reference to figure 5G, when exposure roller 70 continued rotation, sheet material 48 continued to be driven through the modulated beam of light 78 of laser scanning module 76 and through the modulated beam of light exposure.At last, the trailing edge 66 of sheet material 48 is advanced along feed lines 50, and carries out the transition to the fixed guide plate 94 of transfer path 52 from feed lines 50 through the flashboard 112 of movable medium guiding piece 34.In case trailing edge 66 carries out the transition to fixed guide plate 94 from flashboard 112; Flashboard 112 no longer remains on open position through sheet material 48; And the flashboard of movable medium guiding piece 34 112 turns back to normal closed position through gravity, thereby feed lines 50 and transfer path 52 are intercepted.
Through be provided at the continuous surface of when feed lines 50 carries out the transition to transfer path 52, advancing for the trailing edge 66 of sheet material 48; The flashboard 112 of movable medium guiding piece 34 has prevented trailing edge 66 in " shake etc. " influence when feed lines 50 carries out the transition to transfer path 52, under the situation that does not have flashboard 112 because the elasticity of sheet material 48 and this influence may occur.This through preventing " shake etc. " influence; The flashboard 112 of movable medium guiding piece 34 has been eliminated owing to this transition possibly be applied to the power on the sheet material 48, and this power may propagated on the whole sheet material 48 and in the sub-image that is made public through laser scanning module 76 on sheet material 48, produce mistake.
With reference to figure 5H; At last; Accomplish the scanning of sheet material 48 through laser scanning module 76; And exposure roller 70 is driven along the opposite sense like directional arrow 79b indication, thereby drives sheet material 48 along transfer path 52 to disposal system 40, and the former trailing edge 66 of the feasible sheet material 48 that has made public becomes present leading edge.Now under flashboard 112 situation in the closed position, sheet material 48 misfeeds that movable medium guiding piece 34 has prevented to have made public any on the feed lines 50 maybe.The exposure roller 70 of exposure system 38 continued to drive the sheet material 48 that has made public along the fixed guide plate 94 of transfer path 52 before present leading edge 66 engages with the heating drum 118 of disposal system 40, and sheet material 48 is advanced on idle pulley 116 when leaving memory storage 64.
In a word; Through using movable medium guiding piece; The trailing edge that movable medium guiding piece provides continuous support to media sheet and prevented media sheet is in " shake etc. " influence when feed lines carries out the transition to transfer path; Thereby eliminated and possibly be applied to the power on the media sheet, this power may be uploaded at whole sheet material and broadcast and producing mistake through imaging device in by the sub-image of exposure on sheet material 48.In addition, after feed lines carries out the transition to transfer path, turned back to normal closed position in media sheet through movable medium guiding piece, movable medium guiding piece stopped media sheet from the transfer path misfeed to feed lines.In addition; Through the working medium sheet material movable medium guiding piece is shifted onto open position and used gravity that movable medium guiding piece is turned back to normal closed position from normal closed position, can not need between normal closed position and open position, drive the additional components of movable medium guiding piece.
Computer program for example can comprise: one or more storage mediums; Magnetic-based storage media, for example disk (for example, floppy disk) or tape; Optical storage medium, for example CD, light belt or machine readable barcode; Solid state electronic memory device, for example random-access memory (ram) or read-only memory (ROM) (ROM); Perhaps having the one or more computing machines of control carries out according to any other physical unit of the instruction of the inventive method or is used for the medium of storage computation machine program.
Claims (10)
1. imaging device comprises:
The medium feeding mechanism;
Transfer path;
Feed lines, it is used for thermal photographic image forming medium sheet material is sent to said transfer path from said medium feeding mechanism;
Driven roller, it drives said thermal photographic image forming medium sheet material along said feed lines; And
Movable medium guiding piece; It is positioned at the point of crossing of said feed lines and said transfer path; Wherein said medium guiding piece can move to open position from normal closed position; So that continuous surface is provided for thermal photographic image forming medium sheet material moves to said transfer path from said feed lines along said transfer path on first direction; And wherein after overall optical thermal photograph image forming medium sheet material moves to said transfer path; Said medium guiding piece can move to normal closed position from open position, when moving in the opposite direction with first party, is getting into said feed lines so that stop said thermal photographic image forming medium sheet material along said transfer path.
2. imaging device according to claim 1, wherein said movable medium guiding piece is through moving and remain on open position to exert oneself: drive thermal photographic image forming medium sheet material and make it arrive the power of said transfer path from said feed lines along said feed lines; And wherein at the trailing edge of thermal photographic image forming medium sheet material after said movable medium guiding piece arrives said transfer path, said movable medium guiding piece turns back to normal closed position through gravity.
3. imaging device according to claim 2, wherein said movable medium guiding piece comprises a plurality of elongated flashboards, each flashboard is installed on the anchor shaft dividually and can independently rotates around said anchor shaft; Wherein said elongated flashboard hangs over said axle and upward and through gravity is in normal closed position; And wherein said elongated flashboard rotates to open position around said axle.
4. imaging device according to claim 3, wherein said elongated flashboard is separated from each other at interval along said axle, makes to provide support for the thermal photographic image forming medium sheet material of a plurality of different in width.
5. imaging device according to claim 3, wherein when said movable medium guiding piece was shown in an open position, the end of each in said a plurality of elongated flashboards extended through the respective openings of the fixed guide plate of said transfer path.
6. imaging device according to claim 3; Wherein a plurality of idle pulleys are installed on the said anchor shaft; In the approaching said elongated flashboard of at least one idle pulley each, each idle pulley can independently be rotated and be configured to thermal photographic image forming medium sheet material is sent on the said elongated flashboard from said feed lines around said anchor shaft.
7. method that in imaging device, transmits film, said method comprises:
Movable medium guiding piece is arranged on the point of crossing of feed lines and transfer path;
Along said feed lines film shape sheet material is driven into said transfer path from medium source;
Said medium guiding piece is moved to open position from normal closed position, so that continuous surface is provided for film shape sheet material moves to said transfer path from said feed lines along said transfer path on first direction; And
After overall optical thermal photograph image forming medium sheet material moves to said transfer path; Said medium guiding piece is moved to normal closed position from open position, so that block light thermal photograph image forming medium sheet material is getting into said feed lines along said transfer path when moving in the opposite direction with first party.
8. method according to claim 7 wherein moves to open position with said medium guiding piece and comprises through the power that sheet material is driven into said transfer path along said feed lines and shift said medium guiding piece onto open position; Said medium guiding piece is moved to trailing edge that off position is included in sheet material after said medium guiding piece arrives said transfer path, said medium guiding piece is turned back to off position through gravity.
9. method according to claim 7 comprises: through a plurality of idle pulleys said film shape sheet material is sent on the said medium guiding piece from said feed lines, said idle pulley is positioned at the end of the approaching said medium guiding piece of said feed lines.
10. imaging device comprises:
Transfer path;
Feed lines, it is sent to said transfer path with media sheet from the medium feeding mechanism; And
The medium guiding piece; It is arranged in the point of crossing of said feed lines and medium path; And can between normal closed position and open position, move; Wherein when being shown in an open position; To be media sheet along said feed lines transmit and on first direction, move to said transfer path from said feed lines along said transfer path said medium guiding piece that continuous surface is provided, and when in the closed position, stops that said media sheet is getting into said feed lines along said transfer path when transmitting in the opposite direction with first party.
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US41683410P | 2010-11-24 | 2010-11-24 | |
| US61/416834 | 2010-11-24 | ||
| US13/155831 | 2011-06-08 | ||
| US13/155,831 US8576266B2 (en) | 2010-11-24 | 2011-06-08 | Imaging apparatus with moveable media guide |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102530599A true CN102530599A (en) | 2012-07-04 |
Family
ID=45350581
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011104092884A Pending CN102530599A (en) | 2010-11-24 | 2011-11-24 | Imaging apparatus with moveable media guide |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US8576266B2 (en) |
| EP (1) | EP2458443A2 (en) |
| CN (1) | CN102530599A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104029504A (en) * | 2013-03-05 | 2014-09-10 | 东芝泰格有限公司 | Printing Apparatus |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8711192B2 (en) * | 2012-03-16 | 2014-04-29 | Kabushiki Kaisha Toshiba | Image decolorizing device |
| WO2020091760A1 (en) * | 2018-10-31 | 2020-05-07 | Hewlett-Packard Development Company, L.P. | Media compiling paddle |
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Also Published As
| Publication number | Publication date |
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| US20120127255A1 (en) | 2012-05-24 |
| EP2458443A2 (en) | 2012-05-30 |
| US8576266B2 (en) | 2013-11-05 |
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Application publication date: 20120704 |